b559f853c534c533f75d09966aec1a81[.]exe

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General

Target
b559f853c534c533f75d09966aec1a81.exe
Size 361KB
Sample231101-vt9jpscf84
SHA256 ad5097f981c366a853537cc8a7d745da73615e051c523b92f6ca7dcb80ea82b7
MD5 b559f853c534c533f75d09966aec1a81
SHA1 3822223b422b6b0fbe2c0441ca83eff06534aae8
SHA512 20bd0240ef2115bae36ec24284a4baf3f8f57d3d479ec40920bb22aa3606199b65c8c114846083bad189d432fcbd733219460aba9ccf7e31ff73eb59ba5ecdd9
SSDEEP 6144:F8LxBsoenoyrZmqRtTAroFnjvAIQ7tCehB1pKo5apdHYtOSqM2o7YtENjBYK3C1:/oentn3TAAnbhQ7tCehBadpY4bPjtEN6
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
b559f853c534c533f75d09966aec1a81.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

File Explorer

b559f853c534c533f75d09966aec1a81.exe

.exe 361KB

b559f853c534c533f75d09966aec1a81.exe

IMPHASH b76363e9cb88bf9390860da8e50999d2
SHA256 ad5097f981c366a853537cc8a7d745da73615e051c523b92f6ca7dcb80ea82b7
MD5 b559f853c534c533f75d09966aec1a81
SHA1 3822223b422b6b0fbe2c0441ca83eff06534aae8
SHA512 20bd0240ef2115bae36ec24284a4baf3f8f57d3d479ec40920bb22aa3606199b65c8c114846083bad189d432fcbd733219460aba9ccf7e31ff73eb59ba5ecdd9
SSDEEP 6144:F8LxBsoenoyrZmqRtTAroFnjvAIQ7tCehB1pKo5apdHYtOSqM2o7YtENjBYK3C1:/oentn3TAAnbhQ7tCehBadpY4bPjtEN6
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86

Unsigned PE

Checks for missing Authenticode signature.
NSIS installer

installer

Minor OS version

Major OS version

Entry point

12586

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

GetTickCount GetShortPathNameA GetFullPathNameA MoveFileA SetCurrentDirectoryA GetFileAttributesA SetFileAttributesA CompareFileTime SearchPathA GetFileSize GetModuleFileNameA GetCurrentProcess CopyFileA ExitProcess GetWindowsDirectoryA GetTempPathA Sleep lstrcmpiA GetVersion SetErrorMode lstrcpynA GetDiskFreeSpaceA GlobalUnlock GlobalLock CreateThread GetLastError CreateDirectoryA CreateProcessA RemoveDirectoryA CreateFileA GetTempFileNameA lstrcatA GetSystemDirectoryA WaitForSingleObject SetFileTime CloseHandle GlobalFree lstrcmpA ExpandEnvironmentStringsA GetExitCodeProcess GlobalAlloc lstrlenA GetCommandLineA GetProcAddress FindFirstFileA FindNextFileA DeleteFileA SetFilePointer ReadFile FindClose GetPrivateProfileStringA WritePrivateProfileStringA WriteFile MulDiv MultiByteToWideChar LoadLibraryExA GetModuleHandleA FreeLibrary

user32

SetCursor GetWindowRect EnableMenuItem GetSystemMenu SetClassLongA IsWindowEnabled SetWindowPos GetSysColor EndDialog ScreenToClient LoadCursorA CheckDlgButton GetMessagePos LoadBitmapA CallWindowProcA IsWindowVisible CloseClipboard SetForegroundWindow GetWindowLongA RegisterClassA TrackPopupMenu AppendMenuA CreatePopupMenu GetSystemMetrics SetDlgItemTextA GetDlgItemTextA MessageBoxIndirectA CharPrevA DispatchMessageA PeekMessageA GetDC EnableWindow InvalidateRect SendMessageA DefWindowProcA BeginPaint GetClientRect FillRect DrawTextA SystemParametersInfoA CreateWindowExA GetClassInfoA DialogBoxParamA CharNextA ExitWindowsEx SetTimer PostQuitMessage SetWindowLongA SendMessageTimeoutA LoadImageA wsprintfA GetDlgItem FindWindowExA IsWindow SetClipboardData EmptyClipboard OpenClipboard EndPaint CreateDialogParamA DestroyWindow ShowWindow SetWindowTextA

gdi32

SelectObject SetBkMode CreateFontIndirectA SetTextColor DeleteObject GetDeviceCaps CreateBrushIndirect SetBkColor

shell32

SHGetSpecialFolderLocation SHGetPathFromIDListA SHBrowseForFolderA SHGetFileInfoA SHFileOperationA ShellExecuteA

advapi32

RegDeleteValueA SetFileSecurityA RegOpenKeyExA RegDeleteKeyA RegEnumValueA RegCloseKey RegCreateKeyExA RegSetValueExA RegQueryValueExA RegEnumKeyA

comctl32

ImageList_AddMasked ImageList_Destroy ImageList_Create ord17

ole32

OleUninitialize OleInitialize CoTaskMemFree CoCreateInstance